51193708 has 6 divisors (see below), whose sum is σ = 89588996. Its totient is φ = 25596852.

The previous prime is 51193673. The next prime is 51193711. The reversal of 51193708 is 80739115.

It is a happy number.

51193708 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6399210 + ... + 6399217.

Almost surely, 2^51193708 is an apocalyptic number.

It is an amenable number.

51193708 is a deficient number, since it is larger than the sum of its proper divisors (38395288).

51193708 is a wasteful number, since it uses less digits than its factorization.

51193708 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12798431 (or 12798429 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 51193708 is about 7154.9778476247. The cubic root of 51193708 is about 371.3118951925.

The spelling of 51193708 in words is "fifty-one million, one hundred ninety-three thousand, seven hundred eight".